How To Fix CNV_DMC_UI_FW_EXCEPT055 - Method &1 of class &2 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_UI_FW_EXCEPT - Messages for exception classes

• Message number: 055

• Message text: Method &1 of class &2 not found

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_UI_FW_EXCEPT055 - Method &1 of class &2 not found ?

  The SAP error message CNV_DMC_UI_FW_EXCEPT055 Method &1 of class &2 not found typically indicates that the system is trying to call a method that does not exist in the specified class. This can occur in various scenarios, particularly during data migration or conversion processes using the SAP Data Migration Cockpit (DMC).
  Causes:
  
  Missing or Incomplete Implementation: The method that is being called may not have been implemented in the specified class. This can happen if the class is a custom implementation or if there are missing components in the standard SAP delivery.
  Version Mismatch: The error may arise if there is a version mismatch between the components of the SAP system. For example, if the system is not updated to the latest version that includes the required methods.
  Configuration Issues: Incorrect configuration settings in the DMC or related components may lead to the system attempting to call non-existent methods.
  Transport Issues: If the class was transported from another system and the transport did not include all necessary components, it could lead to missing methods.
  
  Solutions:
  
  Check Class Implementation: Verify that the class specified in the error message exists and that the method being called is implemented. You can do this by using transaction SE24 (Class Builder) to inspect the class.
  Update System: Ensure that your SAP system is up to date with the latest support packages and notes. This can help resolve issues related to missing methods in standard classes.
  Review Configuration: Check the configuration settings in the Data Migration Cockpit to ensure that everything is set up correctly. Look for any discrepancies that might lead to the system trying to call the wrong method.
  Debugging: If you have access to the development environment, you can use the debugger to trace the execution and see where the call to the non-existent method is being made. This can provide insights into why the error is occurring.
  Consult SAP Notes: Search for relevant SAP Notes that might address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant context to help them diagnose the issue.
  
  Related Information:
  
  Transaction Codes: SE24 (Class Builder), SE80 (Object Navigator), ST22 (Dump Analysis), and SLG1 (Application Log) can be useful for troubleshooting.
  SAP Documentation: Review the official SAP documentation for the Data Migration Cockpit and related components to understand the expected behavior and configurations.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.